#pragma once 

// import some common use code from rocksdb 
// to prevent use ::rocksdb::xxxx in code
// Note: must be include use 

#include "rocksdb/slice.h"
#include "rocksdb/status.h"
#include "rocksdb/options.h"

namespace helper {
namespace demo {

using Slice = rocksdb::Slice;
using Status = rocksdb::Status;

using ColumnFamilyOptions = ::rocksdb::ColumnFamilyOptions;
using DBOptions = ::rocksdb::DBOptions;
using ReadOptions = ::rocksdb::ReadOptions;
using WriteOptions = ::rocksdb::WriteOptions;
using Options = ::rocksdb::Options;

}//namespace demo
}//namespace helper
